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QRS axis: Difference between revisions
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→Right axis deviation
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== Right axis deviation== | == Right axis deviation== | ||
[[Image:rightaxis.jpg|thumb| Right heartaxis]] | [[Image:rightaxis.jpg|thumb| Right heartaxis]] | ||
Causes of right axis deviation include: | |||
*Normal variation (vertical heart with an axis of 90º) | |||
*Mechanical shifts, such as inspiration and emphysema | |||
*[[Hypertrophy| Right ventricular hypertrophy]] | *[[Hypertrophy| Right ventricular hypertrophy]] | ||
*[[RBBB|Right bundle branch block]] | |||
*[[LPFB|Left posterior fascicular block]] | |||
*Dextrocardia | |||
*Ventricular ectopic rhythms | |||
*Preexcitation syndrome | |||
*Lateral wall myocardial infarction | |||
*Right ventricular load, for example [[Pulmonary_Embolism|Pulmonary Embolism]] or Cor Pulmonale (as in COPD) | *Right ventricular load, for example [[Pulmonary_Embolism|Pulmonary Embolism]] or Cor Pulmonale (as in COPD) | ||
{{clr}} | {{clr}} | ||
==Microvoltages== | ==Microvoltages== | ||
{{:Microvoltages}} | {{:Microvoltages}} | ||